P. Vertz

发表

N. Ampel, D. Mosley, B. England, 1998, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

B. Bell, M. Desai, Y. Hutin, 2001, Pediatrics.

D. Fleming, J. Duchin, M. Samadpour, 1999, Canada communicable disease report = Releve des maladies transmissibles au Canada.